—Which module is the most difficult in this book?— I think _____ module.

(2013·青岛调研)Military helicopters dropped food and medicine to the earthquake survivors that remained ________ in remote mountain villages.

As a candidate, you must make a good____on everyone you meet if you want to win the election.

 -- Hey! Do you know Bulls’ Derrick Rose becomes the youngest NBA MVP? -- Er… but what does MVP________?

With so much water being used in the bathroom,it is no  _____ that more   environmentally friendly technologies have come out to make better use of water resources.